* {
    margin: 0;
    padding: 0;
}

.app {
    height: 100%;
}

.app header {
    height: 20%;
}

.app main {
    height: 55%;
}

.app footer {
    height: 15%;
}

.app header {
    background-color: rgb(213, 57, 61);
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    float: left;
    display: flex;
}

.app header .banner {
    width: 100%;
    height: 3.125rem;
    margin-top: 1.5625rem;
    margin-bottom: 3.9063rem;
    margin-left: 1.25rem;
    float: left;
}

.app header .banner .banner1 {
    float: left;
}

.app header .banner .banner2 {
    float: right;
}

.app header .banner .banner1 a,
.app header .banner .banner2 a {
    flex: 1;
    display: flex;
    text-decoration: none;
    width: 50px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #d6d6d6;
}

.app header .banner .banner1 a em,
.app header .banner .banner2 a em {
    font-size: 1.5625rem;
}

.app header .banners {
    width: 100%;
    height: 12.5rem;
    margin: .7813rem;
    float: right;
}

.app header .banners .banner3 {
    float: left;
}

.app header .banners .banner3 img {
    height: 3.9063rem;
    width: 3.9063rem;
    border-radius: 50%;
}

.app header .banners .banner4 {
    float: left;
}

.app header .banners .banner4 p {
    font-size: 1.375rem;
    color: #fff;
    text-align: right;
    margin: 1.25rem;
}

.app header .banners .banner5 {
    float: right;
}

.app header .banners .banner5 ul .aa {
    font-size: 1.25rem;
    /* margin: .3125rem; */
    margin-top: 1.5625rem;
    height: 1.875rem;
    border: 0 solid rgb(247, 91, 95);
    background-color: rgb(247, 91, 95);
    border-radius: 1.5625rem 0rem 0rem 1.5625rem;
    float: right;
    text-align: right;
    text-decoration: none;
    color: #fff;
    overflow: hidden;
}

.app main {
    padding: 44px 0;
    width: 100%;
    position: fixed;
    bottom: 20%;
    left: .625rem;
}

.app main li {
    display: flex;
    justify-content: space-between;
    margin-top: .4688rem;
}

.app main li .aa {
    font-size: 1.5625rem;
}

.app main .aas {
    font-size: 1.25rem;
    color: #fff;
}

.app main li .aaa {
    font-size: 1.25rem;
    margin: .4688rem;
    color: rgb(164, 164, 164);
}

.app main .dingdan1,
.app main .dingdan2 {
    margin: .3906rem;
}

.app main .dingdan1,
.app main .dingdan2 .dd,
.app main .dingdan2 .ee {
    display: flex;
}

.app main .dingdan1 a .icon,
.app main .dingdan2 .dd a .icon,
.app main .dingdan2 .ee a .icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}

.app main .dingdan1 a,
.app main .dingdan2 .dd a,
.app main .dingdan2 .ee a {
    text-decoration: none;
    flex: 1;
    width: 100px;
    margin: .5469rem;
    text-decoration: none;
    /* height: 3.125rem; */
    flex-direction: column;
    align-items: center;
    display: flex;
    border: 50px;
}

.app main .dingdan1 a svg {
    text-align: center;
    font-size: 2.3438rem;
    color: rgb(94, 94, 94);
}

.app main .dingdan2 a {
    font-size: 1.5625rem;
}

.app main .dingdan2 .dd a svg {
    text-align: center;
    font-size: 2.3438rem;
    color: rgb(239, 136, 88);
}

.app main .dingdan2 .ee a svg {
    text-align: center;
    font-size: 2.3438rem;
    color: rgb(109, 171, 210);
}

.app main .dingdan1 a span,
.app main .dingdan2 .dd a span,
.app main .dingdan2 .ee a span {
    font-size: 1.1719rem;
}

.app footer {
    background-color: #fff;
    height: 60px;
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    display: flex;
    border-top: 1px solid #d6d6d6;
}

.app footer a {
    flex: 1;
    display: flex;
    text-decoration: none;
    width: 50px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #d6d6d6;
}

.app footer a em {
    font-size: 1.5625rem;
}

.app footer a span {
    font-size: 1.25rem;
}

.app footer a:hover {
    color: red;
}